Senior Data Engineer

Senior Data Engineer With Application DBA Expertise On-site every other week / 5 days in either Merrimack, NH or Smithfield, RI or Westlake, TX Our client seeks a Senior Data Engineer with Application DBA expertise to design, build, optimize, and support enterprise data platforms. The role combines advanced data engineering with hands-on database administration to ensure availability, performance, and scalability across Oracle, Snowflake, and modern analytics environments. Due to client requirements, applicants must be willing and able to work on a W2 basis. For our W2 consultants, we offer a great benefits package that includes medical, dental, and vision benefits, 401k with company matching, and life insurance. Rate: $65.00 to $70.00/hr. W2 Responsibilities: Administer, monitor, and tune Oracle databases supporting critical applications. Manage database performance including query optimization, indexing, partitioning, and execution plans. Perform database maintenance such as backups, recovery, patching, and upgrades. Ensure high availability, disaster recovery, and data integrity. Support application teams in database design and troubleshooting. Develop and maintain dimensional and normalized data models. Build and optimize enterprise data warehouse solutions across Oracle and Snowflake. Design, develop, and maintain scalable data pipelines and ETL processes using Informatica and Python. Ensure efficient ingestion, transformation, and integration of structured and unstructured data. Support and enhance Oracle Analytics Server reporting environments. Collaborate with BI and analytics teams to ensure data accuracy and usability. Optimize data structures for reporting performance. Implement best practices for Snowflake architecture, cost optimization, and performance. Work with NoSQL technologies such as MongoDB for semi-structured and unstructured data. Write efficient, reusable, and scalable code using Python and SQL. Automate data workflows, monitoring, and alerting. Implement CI/CD practices for data pipelines and database deployments. Ensure data quality, consistency, security, validation, cleansing, and lineage tracking. Adhere to corporate data governance and compliance standards. Experience Requirements: 7+ years in data engineering and database administration. Application DBA experience with Oracle Database. Informatica ETL development and data warehousing expertise. Hands-on experience with Snowflake, Oracle Analytics Server, Python, and advanced SQL. Experience with NoSQL databases, preferably MongoDB. Preferred: Cloud platforms such as Azure, AWS, or GCP. Preferred: Modern data stack tools such as dbt and Airflow. Preferred: Knowledge of DevOps and CI/CD pipelines. Preferred: Experience supporting high-volume OLTP systems. Preferred: Exposure to data governance and security frameworks. Strong analytical and problem-solving skills with a focus on performance and reliability. Ability to balance development and operational DBA responsibilities and collaborate with stakeholders. Education Requirements: Bachelor's degree in Computer Science, Information Systems, or related field, or equivalent experience. Recruitment Transparency Notice Eliassen Group values transparency in our recruitment practices. Please be advised that Eliassen Group utilizes artificial intelligence (AI) tools as part of its initial application screening and hiring process. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team (View email address on click.appcast.io, View phone number on click.appcast.io) inviting you to complete a brief voice screening as part of your application process. These tools assist our hiring teams in different ways, including but not limited to, assistance in reviewing application materials to help identify candidates whose qualifications most closely match the requirements of the position. All AI-assisted evaluations and responses are reviewed by human recruiters before any hiring decisions are made. The use of AI in our process is intended to support fairness, efficiency, and consistency, and Eliassen Group takes measures to prevent bias or discrimination in connection with its hiring practices. By proceeding, you acknowledge, agree, and consent to Eliassen Group's use of these tools, including AI tools, as part of the application and hiring process. Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range. W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality. If anyone reaches out to you about an open position connected with Eliassen Group, please ensure that you are working directly with us by confirming the following: When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc. Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group. If you have any indication of fraudulent activity, please contact View email address on click.appcast.io. About Eliassen Group: Eliassen Group is a strategic consulting firm that helps organizations reach further and achieve more through our technology, business advisory, and life sciences solutions. For nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients' capacity and accelerate meaningful outcomes. We are driven by a purpose to positively impact the lives of our employees, clients, consultants, and the communities we serve. Eliassen is committed to building a diverse and inclusive team from a variety of backgrounds, perspectives, and skills. We are an Equal Opportunity and Affirmative Action Employer and all employment decisions are based on merit, performance, and business needs. Eliassen does not discriminate on the basis of race, color, gender identity or expression, sexual preference or orientation, sex (including pregnancy, childbirth, and related medical conditions), marital status, creed, religion, physical or mental disability, genetic information, military or veteran status, age, ancestry, national origin, citizenship status, prohibited criminal record inquiries of applicants and employees, or any other category protected by federal, state, or local laws. Don't miss out on our referral program! If we hire a candidate that you refer us to then you can be eligible for a $1,000 referral check! Eliassen Group